diff --git a/Code/IHM/App.xaml b/Code/IHM/App.xaml
index afc4a72..726e0a1 100644
--- a/Code/IHM/App.xaml
+++ b/Code/IHM/App.xaml
@@ -116,7 +116,13 @@
         <SolidColorBrush x:Key="CouleurPrincipale" Color="#23395d"/>
         <SolidColorBrush x:Key="CouleurBouton" Color="#99425d"/>
 
-        
+        <Style x:Key="FormeBtnClick" TargetType="Button">
+            <Style.Resources>
+                <Style TargetType="Border">
+                    <Setter Property="CornerRadius" Value="20,0,0,20"/>
+                </Style>
+            </Style.Resources>
+        </Style>
         
         
         <Style x:Key="BoutonMain" TargetType="Button">
@@ -128,19 +134,34 @@
             <Setter Property="Foreground" Value="White"/>
             <Setter Property="Background" Value="{StaticResource CouleurBouton}"/>
 
-
             <Style.Resources>
                 <Style TargetType="Border">
                     <Setter Property="CornerRadius" Value="20,20,20,20"/>
                 </Style>
             </Style.Resources>
+            
             <Style.Triggers>
-                <Trigger Property="IsDefault" Value="False">
-                    <Setter Property="Background" Value="Black"/>
+
+                
+
+
+                <Trigger Property="IsDefault" Value="True">
+                    <Setter Property="Background" Value="White"/>
+                    <Setter Property="Foreground" Value="Black"/>
+                    <Setter Property="Margin" Value="10,10,10,10" />
+
+
+                    <Setter Property="Border.CornerRadius" Value="20,0,0,20"/>
+                    <Setter Property="Margin" Value="10,10,0,10"/>
+                    
+
+
+
+
                     <Trigger.EnterActions>
                         <BeginStoryboard>
                             <Storyboard>
-                                <ColorAnimation Duration="0:0:0.5" Storyboard.TargetProperty="(Button.Background).(SolidColorBrush.Color)" To="#23395d"/>
+                                <ColorAnimation Duration="0:0:0.5" Storyboard.TargetProperty="(Button.Background).(SolidColorBrush.Color)" To="White"/>
                             </Storyboard>
                         </BeginStoryboard>
                     </Trigger.EnterActions>